R10: 0000000000000000 R11: 0000000000000212 R12: 00000000004b757e
R13: 00007fbfa1a03b58 R14: 00000000004b758e R15: 0000000000000000
tmpfs: Bad mount option �peUѐ�%0���1D�#	0t�Pe�����?�9�(B��ڐg8)����W<k�
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 0 PID: 6939 Comm: syz-executor5 Not tainted 4.14.0+ #178
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8801cd4ce180 task.stack: ffff8801d3460000
RIP: 0010:__list_del_entry_valid+0x7e/0x150 lib/list_debug.c:51
RSP: 0018:ffff8801d3467af8 EFLAGS: 00010246
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801d93ccd58 RDI: ffff8801d93ccd60
RBP: ffff8801d3467b10 R08: a123558a497bff85 R09: 0000000000000000
R10: 0000000000000001 R11: ffffffff8726cd60 R12: 0000000000000000
R13: dffffc0000000000 R14: ffff8801b7606540 R15: ffff8801d93ccd58
FS:  00007fbfa1a04700(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000004d4ac4 CR3: 00000001c7bc8000 CR4: 00000000001406f0
Call Trace:
 __list_del_entry include/linux/list.h:117 [inline]
 list_del include/linux/list.h:125 [inline]
 unregister_shrinker+0x79/0x300 mm/vmscan.c:301
 deactivate_locked_super+0x64/0xd0 fs/super.c:308
 mount_nodev+0xdf/0x100 fs/super.c:1168
 shmem_mount+0x2c/0x40 mm/shmem.c:3975
 mount_fs+0x66/0x2d0 fs/super.c:1223
 vfs_kern_mount.part.26+0xc6/0x4a0 fs/namespace.c:1037
 vfs_kern_mount fs/namespace.c:2509 [inline]
 do_new_mount fs/namespace.c:2512 [inline]
 do_mount+0xea4/0x2bb0 fs/namespace.c:2841
 SYSC_mount fs/namespace.c:3057 [inline]
 SyS_mount+0xab/0x120 fs/namespace.c:3034
 entry_SYSCALL_64_fastpath+0x1f/0x96
RIP: 0033:0x452879
RSP: 002b:00007fbfa1a03be8 EFLAGS: 00000212 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0000000000758020 RCX: 0000000000452879
RDX: 0000000020366ffa RSI: 00000000200ba000 RDI: 0000000020553000
RBP: 0000000000000082 R08: 0000000020ba6fba R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000212 R12: 00000000004b757e
R13: 00007fbfa1a03b58 R14: 00000000004b758e R15: 0000000000000000
Code: 00 00 00 00 ad de 49 39 c4 74 66 48 b8 00 02 00 00 00 00 ad de 48 89 da 48 39 c3 74 65 48 c1 ea 03 48 b8 00 00 00 00 00 fc ff df <80> 3c 02 00 75 7b 48 8b 13 48 39 f2 75 57 49 8d 7c 24 08 48 b8 
RIP: __list_del_entry_valid+0x7e/0x150 lib/list_debug.c:51 RSP: ffff8801d3467af8
---[ end trace 6a201cbc310f791b ]---
Kernel panic - not syncing: Fatal exception
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..